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The Hidden Link Between Physical Inactivity and Low Back Pain (And How to Fix It)

Low back pain is one of the most common reasons people seek physiotherapy and increasingly, one of the most misunderstood condition.

As an orthopedic physiotherapist, I see a recurring pattern people with persistent low back pain are often not injured they are inactive.

Let’s break this down in a clear, practical way of what back pain is as we proceed.

What Exactly Is Low Back Pain?

Now everyone when i ask, “What’s going on.. i can see your back is telling you stories..” And the answer is always describing pain along the spine, which is ‘okay’ but this is what is described clinically as low back according to clinical guidelines.. the lower back is the area between your 12th ribs and the buttock creases.

Most people with low back pain fall in the category of non-specific low back pain, means that there is no serious disease or structural damage and the pain is not caused by fractures, infections, tumors or nerve compression.

In simple terms, your back hurts, but nothing “serious” is structurally wrong. This is where lifestyle especially physical inactivity plays a major role which now validates this writing.

What is Physical Inactivity (And Why It Matters More Than You Think)

I have seen a growing numbers of people exercising, does this mean those who don’t exercise are physically inactive? Well physical activity is any movement that uses your muscles and burns energy, including walking, housework, gardening, any job related movement e.t.c and for your information you don’t have to literally gym to be active.

One is considered physically inactive if;

  • One does not reach 150 minutes of moderate activity per week.
  • Spend most of the day sitting or lying down.

The global reality is that we are moving less than ever! Data is alarming too..

  • 1 in 5 adults globally is physically inactive.
  • Physical inactivity is the 4th leading risk factor for death worldwide.
  • About 3.2 million deaths per year are linked to inactivity.
  • Women and older adults are more affected.
  • A majority of both adults and children do not meet activity guidelines.

This is no longer just a lifestyle issue, it is a public health crisis.

How Inactivity Causes Low Back Pain

The interesting part is that low back pain does not always occur as a result of injury alone.. it’s often about deconditioning. And below are deconditioned scenarios that bring this back pain and turn it around in most cases;

1. Weak Core and Spinal Muscles

When you are inactive your stabilizing muscles weaken, your spine loses support and small movements start causing pain.

2. Stiff Joints And Reduced Mobility

Lack of movement leads to joint stiffness, reduced spinal flexibility and increased discomfort with simple tasks like bending or sitting.

3. Poor Blood Flow To Tissues

Movement improves circulation and without it muscles fatigue faster, healing slows down and pain becomes persistent.

4. Increased Sensitivity To Pain

Long-term inactivity can make your nervous system more sensitive, more reactive to normal movements and this explains why some people feel pain even without clear injury.

Sedentary Lifestyle; The Silent Trigger

Sedentary behavior include sitting for long hours, watching or excessive screen time.

It’s important also to note that activities like cooking, slow walking or writing still use energy but prolonged sitting uses minimal energy thus high risk to back pain.

Clinical Takeaway;

Sitting for long periods is one of the strongest contributors to chronic low back pain.

Self-Check.. Are You At Risk?

You are likely at risk if;

  • You sit for more than 6–8 hours daily.
  • You rarely exercise.
  • You feel stiff after inactivity.
  • Your pain improves slightly when you move.

The Solution.. “Movement Is Medicine”

The good news is that low back pain that is non-specific responds extremely well to activity.

Just as it is; “Movement Is Medicine” It’s exercise, exercise, exercise.. physical activity!

Final Advice

Low back pain is not always a sign of damage it is often a sign of inactivity. Physiotherapy can help you a lot through this, just call us.

In today’s modern lifestyle we sit more, move less and unknowingly create a good environment for pain.

The solution is not rest, it is strategic movement.

Author

Moses Katasi - Orthopedic Physiotherapist Book an appointment

BSc, Dip, Post-graduate Diploma in Orthopedic Physiotherapy - AMREF International University, Certified Clinical Physiotherapy Instructor (CPTI) Kenya, Optimal Dry Needling Specialist (ODNS) at International Academy of Orthopedic Medicine(IAOM) - USA.